下载证书文件 https://curl.haxx.se/ca/cacert.pem ，我这里放到d盘跟目录
在php.ini最后添加一句
curl.cainfo="D:\cacert.pem"
重启服务器，收工！！！
经测试，可行，解决了阿里云连接转换接口的报错。
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